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Data Engineer Interview Questions
21,083 data engineer interview questions shared by candidates
What are some considerations you take into account when loading data into a warehouse?
“Would you be comfortable going to the factory floors, talking to managers and technicians directly, gathering their data requirements, and then building dashboards or reports based on what they actually need?”
how do you tag CSS styles
Some sql questions : union and union all, experience around position description and data modelling questions.
If you are applying for a data engineering roles - technical questions will be around - Database schemas, Data Modelling approaches, Data validation, challenges that you have faced while performing data modelling. How do you design entire ETL process? How the schema will look like? What tools would you use? Behavioral questions can be anything - you don't have to prepare for this. Just be yourself, be authentic. I feel there is no right or wrong answers to these questions.
"what would do you do in this hipotetic situation?"
// Given a singly linked list without values defined by: class Node { Node next } // Write a function that removes all elements from the list whose _index_ is a fibonacci number // o -> o -> o -> o -> o -> o -> o -> o -> o -> o -> o -> o // 0 1 2 3 4 5 6 7 8 9 10 11 // x x x x x // becomes // o ----------------> o ------> o -> o ------> o -> o -> o // 0 4 6 7 9 10 11
Build a system design project
Practice for Software Engineer questions even though its a Data Engineer role. One system design question. One medium leetcode question.
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